Get EWA account for a worker.

In sandbox, the following worker IDs are available to return a static account response:

• PENDING_VERIFICATION_SAMPLE_WORKER_ID: Returns an account with status = PENDING_VERIFICATION.
• VERIFICATION_IN_PROGRESS_SAMPLE_WORKER_ID: Returns an account with status = VERIFICATION_IN_PROGRESS.
• ACTIVE_SAMPLE_WORKER_ID: Returns an account with status = ACTIVE.
• FAILED_SAMPLE_WORKER_ID: Returns an account with status = FAILED.
• SUSPENDED_SAMPLE_WORKER_ID: Returns an account with status = SUSPENDED.
• NOT_FOUND_SAMPLE_WORKER_ID: Returns a 404 error indicating the account was not found.